CN210138856U - Gangue sorting device and gangue automatic sorting system - Google Patents
Gangue sorting device and gangue automatic sorting system Download PDFInfo
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- CN210138856U CN210138856U CN201920223515.6U CN201920223515U CN210138856U CN 210138856 U CN210138856 U CN 210138856U CN 201920223515 U CN201920223515 U CN 201920223515U CN 210138856 U CN210138856 U CN 210138856U
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Abstract
The utility model discloses a gangue sorting device and gangue automatic sorting system, the device include letter sorting frame, guide plate and actuating mechanism, wherein: the guide plate is arranged right above a belt of the belt conveyor through the sorting rack, divides the belt into a sorting channel and an equipment channel, can guide the coal blocks to be detected to the sorting channel, and is provided with a gangue discharge port; and the execution mechanism is arranged on the equipment channel and can discharge the coal gangue identified on the sorting channel through the gangue discharge port. Implement the utility model discloses, divide the belt into letter sorting passageway and equipment passageway through the guide plate, after discerning the coal gangue, through setting up the gangue that the actuating mechanism on the equipment passageway discerned on will sorting the passageway discharge through the waste rock discharge mouth to realize automatic sorting gangue, need not artifical letter sorting, improve work efficiency, improve factor of safety.
Description
Technical Field
The utility model relates to a colliery technical field especially relates to a gangue sorting device and gangue automatic sorting system.
Background
The coal gangue is a black grey rock with lower carbon content and harder than coal associated with a coal bed in the coal forming process, and comprises tunneling gangue in the tunneling process, gangue mined from a top plate, a bottom plate and an interlayer in the mining process and washing gangue picked in the coal washing process, wherein the main component of the coal gangue is Al2O3、SiO2The solid waste is discharged in the coal mining process and the coal washing process.
At present, the existing coal gangue is mainly identified by the following methods: 1. the coal gangue is identified manually, and the coal gangue is identified by naked eyes manually, so that the labor intensity is high, the operation environment is severe, and the efficiency is low; 2. the image identification method is used for identifying according to the color gray levels of coal and coal gangue, so that the black coal gangue similar to the coal is difficult to identify, and the accuracy is low; 3. the gamma ray identification method is difficult to identify the coal gangue with large thickness, and the gamma ray has potential harm to human bodies and environment. Meanwhile, after the coal gangue is identified, the coal gangue is mostly identified by manual sorting, so that the danger of operators is increased, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the not enough of prior art's gangue sorting device work efficiency, the degree of accuracy and factor of safety are low, provide a gangue sorting device and gangue automatic sorting system.
The technical scheme of the utility model a gangue sorting device is provided, including letter sorting frame, guide plate and actuating mechanism, wherein:
the guide plate is arranged right above a belt of the belt conveyor through the sorting rack, divides the belt into a sorting channel and an equipment channel, can guide the coal blocks to be detected to the sorting channel, and is provided with a gangue discharge port;
and the execution mechanism is arranged on the equipment channel and can discharge the coal gangue identified on the sorting channel through the gangue discharge port.
Furthermore, actuating mechanism includes bullet hammer, solenoid valve and air supply, the one end of solenoid valve with the air supply is connected, the other end of solenoid valve with bullet hammer connects, bullet hammer passes through the air supply can move towards the direction of discharge gangue mouth pops out.
Furthermore, the impact hammer comprises an air cylinder and a push rod, and the push rod can slide in the air cylinder towards the direction of the waste discharge opening.
Furthermore, one end of the push rod, which is close to the waste rock discharge port, is provided with an arc-shaped push hand with an opening facing the waste rock discharge port.
Furthermore, the actuating mechanism further comprises a pressure reducing valve, one end of the pressure reducing valve is connected with the air source, and the other end of the pressure reducing valve is connected with the electromagnetic valve.
Furthermore, a speed reduction device used for controlling the speed of the coal blocks to be detected is arranged on the side wall, facing the sorting channel, of the guide plate.
Furthermore, decelerator includes telescopic link and resistance plate, the one end of telescopic link with the guide plate is connected, the other end of telescopic link with the resistance plate is connected, the telescopic link can drive the resistance plate is followed the flexible direction motion of telescopic link.
Further, the telescopic link includes optical axis, bearing and elastomeric element, the one end of bearing with the guide plate is connected, the other end of bearing with the one end interference fit of optical axis, the other end of optical axis with the resistance board is connected, elastomeric element cup joints on the optical axis.
The technical scheme of the utility model provide a gangue automatic sorting system, including the controller, be used for discerning the gangue recognition device of the coal cinder that awaits measuring and as before gangue sorting device, the one end of controller with gangue recognition device communication connection, the other end of controller with gangue sorting device communication connection, the controller can acquire gangue recognition device discerns the position coordinate of gangue and the functioning speed of belt conveyor, and according to the position coordinate with functioning speed control gangue sorting device will the gangue is discharged.
Furthermore, the coal gangue identification device comprises an image acquisition unit for acquiring image information of a coal block to be detected on a belt conveyor, an image conversion unit for converting RGB color values to be detected in the image information of the coal block to be detected into corresponding HSV values to be detected, and a coal gangue identification unit for determining the coal block to be detected to be coal gangue when the HSV values to be detected meet preset HSV threshold values of the coal gangue, wherein the image acquisition unit is in communication connection with one end of the image conversion unit, the other end of the image conversion unit is in communication connection with one end of the coal gangue identification unit, and the other end of the coal gangue identification unit is in communication connection with the controller.
After adopting above-mentioned technical scheme, have following beneficial effect: divide the belt into letter sorting passageway and equipment passageway through the guide plate, after discerning the coal gangue, through setting up actuating mechanism on the equipment passageway with the gangue of discerning on the letter sorting passageway discharge through the discharge cash mouth to realize automatic sorting gangue, need not manual sorting, improve work efficiency, improve factor of safety.
Drawings
The disclosure of the present invention will become more readily understood by reference to the drawings. It should be understood that: these drawings are for illustrative purposes only and are not intended to limit the scope of the present disclosure. In the figure:
fig. 1 is a schematic structural diagram of a coal gangue sorting device provided in the first embodiment of the present invention;
FIG. 2 is a schematic structural view of the actuator shown in FIG. 1;
fig. 3 is a schematic structural view of the reduction gear transmission shown in fig. 1.
Reference symbol comparison table:
51-a sorting rack; 52-a baffle; 521-a reduction gear; 5211-telescoping rods; 52111-optical axis; 52112-bearings; 52113-an elastic member; 5212-a resistance plate; 53-an actuator; 531-flickers; 5311-a cylinder; 5312-a push rod; 53121 pushing hands; 532-electromagnetic valve; 533-gas source; 534-relief valve; 535-relay; 6-a belt; 61-sorting channel; 611-waste rock discharge port; 62-a device channel; 63-speedometer.
Detailed Description
The following describes the present invention with reference to the accompanying drawings.
It is easily understood that, according to the technical solution of the present invention, a plurality of structural modes and implementation modes that can be mutually replaced by those of ordinary skill in the art can be achieved without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are only exemplary illustrations of the technical solutions of the present invention, and should not be construed as limiting or restricting the technical solutions of the present invention in its entirety or as a limitation of the present invention.
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like referred to or may be referred to in this specification are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed correspondingly according to the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms.
Example one
As shown in fig. 1-3, fig. 1 is a schematic structural diagram of a coal gangue sorting device provided in an embodiment of the present invention, fig. 2 is a schematic structural diagram of an actuator shown in fig. 1, and fig. 3 is a schematic structural diagram of a reduction gear shown in fig. 1. The coal gangue sorting device comprises a sorting rack 51, a guide plate 52 and an actuating mechanism 53, wherein the guide plate 52 is arranged right above a belt 6 of a belt conveyor through the sorting rack 51, the belt 6 is divided into a sorting channel 61 and an equipment channel 62, the coal gangue to be detected can be guided to the sorting channel 61, and a gangue discharge port 611 is arranged on the sorting channel 61; and the actuating mechanism 53 is arranged on the equipment channel 62 and can discharge the coal gangue identified on the sorting channel 61 through the gangue discharge port 611.
The sorting machine frame 51 is arranged around the belt 6 of the belt conveyor and used for fixing the guide plate 52 and the actuating mechanism 53, so that the guide plate 52 is not in contact with the belt 6, and the normal operation of the belt 6 is prevented from being influenced.
The baffle 52 is elongate and the length of the baffle 52 extends along the length of the belt 6. The coal blocks to be detected comprise coal gangue and coal.
Preferably, the distance between the guide plate 52 and the belt 6 is 5 mm-15 mm for better guiding the coal briquette to be measured.
The actuator 53 may be automatically activated by control of the controller, or may be activated in other ways, which is preferred by the present application. The Controller may be a Programmable Logic Controller (PLC), or may be executed by a server with a built-in control chip, and the present invention is preferably a PLC. After the gangue is identified, the controller controls the actuator 53 to be started, and the gangue identified on the sorting channel 61 is discharged through the gangue discharge port 611 by the actuator 53.
The utility model provides a gangue sorting device divides the belt into letter sorting passageway and equipment passageway through the guide plate, after discerning the coal gangue, passes through the gangue mouth discharge through the actuating mechanism that sets up on equipment passageway with the gangue that discerns on the letter sorting passageway to realize automatic sorting gangue, need not artifical letter sorting, improve work efficiency, improve factor of safety.
Alternatively, as shown in fig. 2, the actuator 53 includes an ejector 531, a solenoid valve 532 and a gas source 533, one end of the solenoid valve 532 is connected to the gas source 533, the other end of the solenoid valve 532 is connected to the ejector 531, and the ejector 531 can be ejected toward the gangue discharge port 611 through the gas source 533.
The impactor 531 is used for discharging the identified coal gangue towards the gangue discharge port 611, the electromagnetic valve 532 is used for communicating the gas source 533 with the impactor 531, and the electromagnetic valve 532 is respectively connected with the impactor 531 and the gas source through pipelines. After the gangue is identified, the electromagnetic valve 532 is controlled to be opened, so that the high-pressure gas provided by the gas source 533 enters the ejector 531, and the high-pressure gas provided by the gas source 533 enables the ejector 531 to discharge the identified gangue towards the gangue discharge port 611.
Preferably, as shown in fig. 2, the striker 531 comprises a cylinder 5311 and a push rod 5312, and the push rod 5312 is slidable in the cylinder 5311 toward the waste discharge port 611.
After the gangue is identified, the PLC controls the solenoid valve 532 to be opened, so that the high-pressure gas provided by the gas source 533 enters the cylinder 5311, and then the push rod 5312 is pushed to slide towards the direction of the gangue discharge port 611, so that the identified gangue is discharged towards the gangue discharge port 611.
Preferably, in order to more accurately discharge the identified coal gangue and improve the tapping success rate, as shown in fig. 2, an arc-shaped pushing hand 53121 with an opening facing the gangue discharge port 611 is arranged at one end of the pushing rod 5312 close to the gangue discharge port 611.
Preferably, as shown in fig. 2, a buffer pad (not shown) is provided on the side of the pushing arm 53121 facing the gangue discharge port 611.
Preferably, as shown in fig. 2, the actuator 53 further includes a pressure reducing valve 534, one end of the pressure reducing valve 534 is connected to the air source 533, and the other end of the pressure reducing valve 534 is connected to the solenoid valve 532.
The pressure reducing valve 534 is used for controlling high-pressure gas provided by the gas source 533 to enter the impactor 531 at a constant speed, so that the impactor 531 can be ejected more stably, the damage of the high-pressure gas to the impactor 531 due to quick impact is reduced, the service life of the impactor 531 is prolonged, and the cost is reduced.
Preferably, as shown in fig. 2, the actuator 53 further includes a relay 535 connected to the solenoid 532, and the relay 535 is used for controlling the solenoid 532 to open or close, so as to achieve full automation and improve the working efficiency.
Preferably, as shown in fig. 3, a speed reducer 521 for controlling the speed of the coal briquette to be detected is disposed on the side wall of the diversion plate 52 facing the sorting channel 61.
The speed reducer 521 is used for controlling the running speed of the coal blocks to be detected on the belt 6, so that the front coal blocks and the rear coal blocks to be detected generate a certain distance, and the coal gangue can be conveniently sorted.
Preferably, the speed reducer 521 is provided at the inlet of the baffle 52 for the sake of simplifying the structure and reducing the cost.
Preferably, as shown in fig. 3, the speed reducer 521 includes an expansion link 5211 and a resistance plate 5212, one end of the expansion link 5211 is connected with the flow guide plate 52, the other end of the expansion link 5211 is connected with the resistance plate 5212, and the expansion link 5211 can drive the resistance plate 5212 to move in the expansion and contraction direction of the expansion link 5211.
When the coal briquette to be detected passes through the speed reducer 521, the coal briquette to be detected is subjected to the resistance of the resistance plate 5212, so that the distance is generated between the coal briquette to be detected and the front coal briquette after passing through the speed reducer 521, and the coal gangue can be conveniently sorted.
Preferably, in order to better control the speed of the coal briquette to be detected, the guide plates 52 on the left and right sides are provided with the telescopic rods 5211 and the resistance plates 5212, so that the coal briquette to be detected is subjected to the resistance of the resistance plates 5212 on the left and right sides, and the coal gangue sorting is further facilitated.
Preferably, as shown in fig. 3, the telescopic rod 5211 comprises an optical axis 52111, a bearing 52112 and an elastic member 52113, one end of the bearing 52112 is connected with the flow guide plate 52, the other end of the bearing 52112 is in interference fit with one end of the optical axis 52111, the other end of the optical axis 52111 is connected with the resistance plate 5212, and the elastic member 52113 is sleeved on the optical axis 52111.
The optical axis 52111 and bearings 53112 ensure that drag is reduced as the reduction gear 521 moves back and forth. Preferably, to better control the resistance plate 5212 and improve robustness, the resistance plate 5212 is connected through three sets of optical axes 52111 and bearings 53112.
The elastic member 52113 is a spring, and is used for automatically returning after the coal briquette to be detected is compressed by pressure when passing through the speed reducer 521.
Preferably, as shown in fig. 1, the coal refuse sorting device further comprises a speedometer 63 arranged on the belt 6.
The speedometer 63 is used for acquiring the running speed of the belt 6 and sending the running speed to the PLC, and the PLC controls the flicker 531 to discharge the coal gangue towards the gangue discharge port 611 according to the running speed acquired by the speedometer 63 and the position coordinate of the identified coal gangue. The speedometer 63 may be a speedometer mark attached to the belt 6, or may be another type of speedometer device.
Example two
On the basis of the first embodiment, the second embodiment is the coal gangue automatic sorting system structure of the first embodiment, and therefore, the same parts as those in the first embodiment are not described again. The automatic coal gangue sorting system comprises a controller, a coal gangue identification device and a coal gangue sorting device, wherein the coal gangue identification device is used for identifying coal briquettes to be detected, the coal gangue sorting device is used as described above, one end of the controller is in communication connection with the coal gangue identification device, the other end of the controller is in communication connection with the coal gangue sorting device, the controller can acquire position coordinates of coal gangue identified by the coal gangue identification device and the running speed of a belt conveyor, and the coal gangue sorting device is controlled to discharge the coal gangue according to the position coordinates and the running speed.
The controller can be executed by a PLC, and can also be executed by a server with a built-in control chip, and the utility model discloses preferred PLC.
After the coal gangue identification device identifies the coal gangue, the controller acquires the position coordinate of the identified coal gangue and the running speed of the belt conveyor, and controls the coal gangue sorting device to discharge the coal gangue according to the corresponding relation between the position coordinate of the coal gangue and the position coordinate of the coal gangue sorting device, so that the coal gangue is automatically sorted, the identified coal gangue does not need to be sorted manually, the sorting work efficiency is improved, and the safety factor is reduced.
The coal gangue identification device can adopt the existing coal gangue identification device, the specific structural form is not limited, and the coal gangue can be identified.
The utility model provides a gangue automatic sorting device, through the position coordinate who acquires the gangue of discerning and the functioning speed of belt conveyor, control gangue sorting device realizes the automatic sorting gangue with the gangue discharge of discerning, need not artifical letter sorting, improves work efficiency, improves factor of safety.
Optionally, in order to improve the accuracy of coal gangue identification, the coal gangue identification device includes an image acquisition unit for acquiring image information of a coal briquette to be detected on the belt conveyor, an image conversion unit for converting RGB color values to be detected in the image information of the coal briquette to be detected into corresponding HSV values to be detected, and a coal gangue identification unit for determining the coal briquette to be detected as the coal gangue when the HSV values to be detected conform to preset HSV threshold values of the coal gangue, the image acquisition unit is in communication connection with one end of the image conversion unit, the other end of the image conversion unit is in communication connection with one end of the coal gangue identification unit, and the other end of the coal gangue identification unit is in communication connection with the controller.
The image acquisition unit is arranged on a sorting rack of the coal gangue sorting device, and the image acquisition unit can be a camera and is used for acquiring image information of coal blocks to be detected on the belt conveyor in real time.
RGB refers to colors representing three channels of red, green, and blue, and HSV is also called a hexagonal pyramid model, and refers to Hue (Hue, H), Saturation (Saturation, S), and lightness (Value, V).
The method comprises the steps that an image acquisition unit sends acquired image information of a coal briquette to be detected on a belt conveyor to an image conversion unit, the image conversion unit converts RGB color values of the image information of the coal briquette to be detected into HSV values to be detected, a coal gangue identification unit compares the HSV values to be detected with preset HSV thresholds of coal gangue, and when the HSV values to be detected accord with the preset HSV thresholds of the coal gangue, the coal briquette to be detected is determined to be the coal gangue, otherwise, the coal briquette is coal.
The preset HSV threshold of the coal gangue can be set according to the HSV value of the coal gangue in each coal mine area, and in order to further improve the accuracy, the HSV threshold can be the value range of each component H, S, V.
Preferably, the coal gangue identification method adopted by the coal gangue identification device comprises the following steps:
step S101: acquiring historical RGB color values in image information of historical coal gangue;
step S102: and converting the historical RGB color value into a corresponding historical HSV value to generate the preset HSV threshold value of the coal gangue.
Specifically, the historical coal gangue is the identified coal gangue in a coal mine area, and if the coal gangue is identified by human eyes, RGB color values of the coal gangue in different coal mine areas are not the same, so that preset HSV thresholds of the coal gangue are different. The accuracy of coal gangue identification can be further improved by generating preset HSV thresholds of the coal gangue according to the RGB color values of the historical coal gangue.
Step S103: acquiring image information of a coal briquette to be detected on a belt conveyor;
step S104: converting the RGB color value to be detected in the image information of the coal briquette to be detected into a corresponding HSV value to be detected;
step S105: comparing the HSV value to be detected with the preset HSV threshold value of the coal gangue;
step S106: and when the HSV value to be detected accords with a preset HSV threshold value of the coal gangue, determining that the coal briquette to be detected is the coal gangue.
Preferably, the controller can automatically sort the coal gangue by adopting the following method:
step S201: when the coal gangue identification device identifies coal gangue, the controller converts the image information of the coal block to be detected into binary image information;
step S202: denoising the binary image information, and communicating a connected domain of the binary image information to generate coal gangue image information;
step S203: calculating the mass center of the coal gangue image information;
step S204: acquiring position coordinates of the coal gangue according to the mass center of the coal gangue image information;
step S205: acquiring the running speed of the belt conveyor;
step S206: and controlling the coal gangue sorting device to discharge coal gangue according to the position coordinate and the running speed.
Specifically, when the coal gangue identification device identifies coal gangue, the PLC executes step S201 to set the pixel value of the image information of the coal block to be detected, which meets the preset HSV threshold value of the coal gangue, to 255, or to 0, that is, the image of the coal gangue is displayed in white and the image of coal is displayed in black, thereby generating binary image information; then, step S202 is executed to delete the noise points of the scattered stars in the binary image information and communicate the connected domain of the binary image information, namely, delete the white holes of some coal blocks to be detected, thereby generating coal gangue image information; and executing step S203 to calculate the centroid of the coal gangue image information; step S204 is executed to acquire the position coordinates of the coal gangue according to the mass center of the coal gangue image information, so that the accuracy of acquiring the position coordinates of the coal gangue is improved, and the accuracy of automatic sorting of the coal gangue is improved; and finally, executing the step S205 and the step S206 to obtain the position coordinates of the coal gangue and the running speed of the belt conveyor, and controlling the coal gangue sorting device to discharge the coal gangue according to the corresponding relation between the position coordinates of the coal gangue and the position coordinates of the coal gangue sorting device.
To sum up, the utility model provides a gangue sorting device and gangue automatic sorting system divides the belt into letter sorting passageway and equipment passageway through the guide plate, after discerning the coal gangue, passes through the gangue mouth through setting up the gangue that discerns on the equipment passageway with the letter sorting passageway and discharges to realize the automatic sorting gangue, need not manual sorting, improve work efficiency, improve factor of safety. And the controller is used for acquiring the position coordinates of the identified coal gangue and the running speed of the belt conveyor, and controlling the coal gangue sorting device to discharge the identified coal gangue, so that full automation is realized, and the working efficiency is further improved.
What has been described above is merely the principles and preferred embodiments of the present invention. It should be noted that, for those skilled in the art, on the basis of the principle of the present invention, several other modifications can be made, and the protection scope of the present invention should be considered.
Claims (10)
1. The utility model provides a gangue sorting device which characterized in that, includes letter sorting frame, guide plate and actuating mechanism, wherein:
the guide plate is arranged right above a belt of the belt conveyor through the sorting rack, divides the belt into a sorting channel and an equipment channel, can guide the coal blocks to be detected to the sorting channel, and is provided with a gangue discharge port;
and the execution mechanism is arranged on the equipment channel and can discharge the coal gangue identified on the sorting channel through the gangue discharge port.
2. The coal refuse sorting device of claim 1, characterized in that the actuator comprises a striker, a solenoid valve and an air source, wherein one end of the solenoid valve is connected with the air source, the other end of the solenoid valve is connected with the striker, and the striker can be ejected towards the direction of the gangue discharge port through the air source.
3. The coal refuse sorting apparatus of claim 2, wherein the impactor includes a cylinder and a push rod that is slidable within the cylinder in a direction toward the discharge opening.
4. The coal refuse sorting device of claim 3, wherein an arc-shaped pushing handle with an opening facing the gangue discharge port is arranged at one end of the pushing rod close to the gangue discharge port.
5. The coal refuse sorting apparatus of claim 2, wherein the actuator further comprises a pressure reducing valve, one end of the pressure reducing valve is connected to the gas source, and the other end of the pressure reducing valve is connected to the solenoid valve.
6. The coal refuse sorting device of any one of claims 1-5, wherein a speed reduction device for controlling the speed of the coal briquette to be tested is arranged on the side wall of the guide plate facing the sorting channel.
7. The coal refuse sorting device of claim 6, wherein the speed reduction device comprises a telescopic rod and a resistance plate, one end of the telescopic rod is connected with the flow guide plate, the other end of the telescopic rod is connected with the resistance plate, and the telescopic rod can drive the resistance plate to move along the telescopic direction of the telescopic rod.
8. The coal refuse sorting device of claim 7, characterized in that the telescopic rod comprises an optical axis, a bearing and an elastic component, one end of the bearing is connected with the guide plate, the other end of the bearing is in interference fit with one end of the optical axis, the other end of the optical axis is connected with the resistance plate, and the elastic component is sleeved on the optical axis.
9. An automatic coal gangue sorting system is characterized by comprising a controller, a coal gangue identification device and the coal gangue sorting device, wherein the coal gangue identification device is used for identifying coal briquettes to be detected, the coal gangue sorting device is arranged in any one of claims 1 to 8, one end of the controller is in communication connection with the coal gangue identification device, the other end of the controller is in communication connection with the coal gangue sorting device, the controller can acquire position coordinates of the coal gangue identified by the coal gangue identification device and the running speed of a belt conveyor, and the coal gangue sorting device is controlled to discharge the coal gangue according to the position coordinates and the running speed.
10. The coal gangue automatic sorting system of claim 9, wherein the coal gangue identifying device comprises an image acquisition unit for acquiring image information of a coal block to be detected on a belt conveyor, an image conversion unit for converting RGB color values to be detected in the image information of the coal block to be detected into corresponding HSV values to be detected, and a coal gangue identifying unit for determining the coal block to be detected as a coal gangue when the HSV values to be detected meet preset HSV threshold values of the coal gangue, the image acquisition unit is in communication connection with one end of the image conversion unit, the other end of the image conversion unit is in communication connection with one end of the coal gangue identifying unit, and the other end of the coal gangue identifying unit is in communication connection with the controller.
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| CN112495832A (en) * | 2020-12-04 | 2021-03-16 | 湖州霍里思特智能科技有限公司 | Mineral product sorting machine and mineral product sorting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112495832A (en) * | 2020-12-04 | 2021-03-16 | 湖州霍里思特智能科技有限公司 | Mineral product sorting machine and mineral product sorting method |
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